login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A064028 as a simple table

n a(n)
1 1
2 3
3 12
4 36
5 216
6 1020
7 8160
8 61920
9 507744
10 4383392
11 52600704
12 624249600
13 8739494400
14 109190390400
15 1583122968000
16 25318378008000
17 455730804144000
18 8193040840252800
19 163860816805056000
20 3256371347261760000
21 67204676251838361600
22 1366492477414792734720

[1,3,12,36,216,1020,8160,61920,507744,4383392,
 52600704,624249600,8739494400,109190390400,
 1583122968000,25318378008000,455730804144000,
 8193040840252800,163860816805056000,
 3256371347261760000,67204676251838361600,
 1366492477414792734720]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 16 11:48 EDT 2024. Contains 371711 sequences. (Running on oeis4.)